./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/ldv-memsafety/memleaks_test15-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version e7bb482b Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b2824e8-027e-4ec4-8c17-1f5c98f2c183/bin/uautomizer-verify-WvqO1wxjHP/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b2824e8-027e-4ec4-8c17-1f5c98f2c183/bin/uautomizer-verify-WvqO1wxjHP/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b2824e8-027e-4ec4-8c17-1f5c98f2c183/bin/uautomizer-verify-WvqO1wxjHP/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b2824e8-027e-4ec4-8c17-1f5c98f2c183/bin/uautomizer-verify-WvqO1wxjHP/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/ldv-memsafety/memleaks_test15-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b2824e8-027e-4ec4-8c17-1f5c98f2c183/bin/uautomizer-verify-WvqO1wxjHP/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b2824e8-027e-4ec4-8c17-1f5c98f2c183/bin/uautomizer-verify-WvqO1wxjHP --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(F end) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash d2e5061cdab54d9faeb4b87debefa6d4cd511c313e4ad95bcaf137fbc78127a3 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-e7bb482 [2023-11-06 22:39:49,300 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-06 22:39:49,442 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b2824e8-027e-4ec4-8c17-1f5c98f2c183/bin/uautomizer-verify-WvqO1wxjHP/config/svcomp-Termination-32bit-Automizer_Default.epf [2023-11-06 22:39:49,451 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-06 22:39:49,452 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-06 22:39:49,518 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-06 22:39:49,519 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-06 22:39:49,519 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-06 22:39:49,521 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-06 22:39:49,526 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-06 22:39:49,527 INFO L153 SettingsManager]: * Use SBE=true [2023-11-06 22:39:49,528 INFO L151 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2023-11-06 22:39:49,528 INFO L153 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2023-11-06 22:39:49,530 INFO L153 SettingsManager]: * Use old map elimination=false [2023-11-06 22:39:49,531 INFO L153 SettingsManager]: * Use external solver (rank synthesis)=false [2023-11-06 22:39:49,531 INFO L153 SettingsManager]: * Use only trivial implications for array writes=true [2023-11-06 22:39:49,547 INFO L153 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2023-11-06 22:39:49,548 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-06 22:39:49,548 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2023-11-06 22:39:49,549 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-06 22:39:49,549 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-06 22:39:49,550 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-06 22:39:49,550 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-06 22:39:49,551 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2023-11-06 22:39:49,551 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2023-11-06 22:39:49,551 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2023-11-06 22:39:49,552 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-06 22:39:49,552 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-06 22:39:49,553 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-06 22:39:49,553 INFO L153 SettingsManager]: * Assume nondeterminstic values are in range=false [2023-11-06 22:39:49,555 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-06 22:39:49,555 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-06 22:39:49,555 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-06 22:39:49,556 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-06 22:39:49,556 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-06 22:39:49,557 INFO L151 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2023-11-06 22:39:49,557 INFO L153 SettingsManager]: * TransformationType=MODULO_NEIGHBOR WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b2824e8-027e-4ec4-8c17-1f5c98f2c183/bin/uautomizer-verify-WvqO1wxjHP/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b2824e8-027e-4ec4-8c17-1f5c98f2c183/bin/uautomizer-verify-WvqO1wxjHP Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d2e5061cdab54d9faeb4b87debefa6d4cd511c313e4ad95bcaf137fbc78127a3 [2023-11-06 22:39:49,975 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-06 22:39:50,011 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-06 22:39:50,014 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-06 22:39:50,015 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-06 22:39:50,016 INFO L274 PluginConnector]: CDTParser initialized [2023-11-06 22:39:50,017 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b2824e8-027e-4ec4-8c17-1f5c98f2c183/bin/uautomizer-verify-WvqO1wxjHP/../../sv-benchmarks/c/ldv-memsafety/memleaks_test15-2.i [2023-11-06 22:39:53,024 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-06 22:39:53,387 INFO L384 CDTParser]: Found 1 translation units. [2023-11-06 22:39:53,388 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b2824e8-027e-4ec4-8c17-1f5c98f2c183/sv-benchmarks/c/ldv-memsafety/memleaks_test15-2.i [2023-11-06 22:39:53,416 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b2824e8-027e-4ec4-8c17-1f5c98f2c183/bin/uautomizer-verify-WvqO1wxjHP/data/195ea4ab0/3f96c723b60c403880e84aa49b4fe679/FLAGc0dcce474 [2023-11-06 22:39:53,434 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b2824e8-027e-4ec4-8c17-1f5c98f2c183/bin/uautomizer-verify-WvqO1wxjHP/data/195ea4ab0/3f96c723b60c403880e84aa49b4fe679 [2023-11-06 22:39:53,448 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-06 22:39:53,450 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-06 22:39:53,452 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-06 22:39:53,452 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-06 22:39:53,458 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-06 22:39:53,459 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 10:39:53" (1/1) ... [2023-11-06 22:39:53,460 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@770a1592 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:39:53, skipping insertion in model container [2023-11-06 22:39:53,460 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 10:39:53" (1/1) ... [2023-11-06 22:39:53,518 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-06 22:39:54,014 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-06 22:39:54,045 INFO L202 MainTranslator]: Completed pre-run [2023-11-06 22:39:54,168 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-06 22:39:54,211 WARN L672 CHandler]: The function release is called, but not defined or handled by StandardFunctionHandler. [2023-11-06 22:39:54,217 INFO L206 MainTranslator]: Completed translation [2023-11-06 22:39:54,218 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:39:54 WrapperNode [2023-11-06 22:39:54,218 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-06 22:39:54,220 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-06 22:39:54,220 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-06 22:39:54,220 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-06 22:39:54,228 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:39:54" (1/1) ... [2023-11-06 22:39:54,254 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:39:54" (1/1) ... [2023-11-06 22:39:54,293 INFO L138 Inliner]: procedures = 171, calls = 104, calls flagged for inlining = 41, calls inlined = 20, statements flattened = 204 [2023-11-06 22:39:54,293 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-06 22:39:54,294 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-06 22:39:54,295 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-06 22:39:54,295 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-06 22:39:54,322 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:39:54" (1/1) ... [2023-11-06 22:39:54,322 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:39:54" (1/1) ... [2023-11-06 22:39:54,329 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:39:54" (1/1) ... [2023-11-06 22:39:54,329 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:39:54" (1/1) ... [2023-11-06 22:39:54,385 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:39:54" (1/1) ... [2023-11-06 22:39:54,388 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:39:54" (1/1) ... [2023-11-06 22:39:54,399 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:39:54" (1/1) ... [2023-11-06 22:39:54,402 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:39:54" (1/1) ... [2023-11-06 22:39:54,409 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-06 22:39:54,411 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-06 22:39:54,425 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-06 22:39:54,425 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-06 22:39:54,426 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:39:54" (1/1) ... [2023-11-06 22:39:54,433 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:39:54,444 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b2824e8-027e-4ec4-8c17-1f5c98f2c183/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:39:54,461 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b2824e8-027e-4ec4-8c17-1f5c98f2c183/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 22:39:54,487 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b2824e8-027e-4ec4-8c17-1f5c98f2c183/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2023-11-06 22:39:54,511 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-06 22:39:54,511 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-06 22:39:54,512 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-06 22:39:54,512 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-06 22:39:54,512 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-06 22:39:54,513 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-06 22:39:54,513 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-06 22:39:54,513 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-06 22:39:54,513 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-06 22:39:54,513 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-06 22:39:54,679 INFO L236 CfgBuilder]: Building ICFG [2023-11-06 22:39:54,681 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-06 22:39:55,112 INFO L277 CfgBuilder]: Performing block encoding [2023-11-06 22:39:55,121 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-06 22:39:55,122 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-06 22:39:55,124 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 10:39:55 BoogieIcfgContainer [2023-11-06 22:39:55,125 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-06 22:39:55,126 INFO L112 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2023-11-06 22:39:55,126 INFO L270 PluginConnector]: Initializing BuchiAutomizer... [2023-11-06 22:39:55,131 INFO L274 PluginConnector]: BuchiAutomizer initialized [2023-11-06 22:39:55,132 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2023-11-06 22:39:55,132 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 06.11 10:39:53" (1/3) ... [2023-11-06 22:39:55,133 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@133c6e20 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 06.11 10:39:55, skipping insertion in model container [2023-11-06 22:39:55,133 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2023-11-06 22:39:55,133 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:39:54" (2/3) ... [2023-11-06 22:39:55,134 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@133c6e20 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 06.11 10:39:55, skipping insertion in model container [2023-11-06 22:39:55,134 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2023-11-06 22:39:55,134 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 10:39:55" (3/3) ... [2023-11-06 22:39:55,136 INFO L332 chiAutomizerObserver]: Analyzing ICFG memleaks_test15-2.i [2023-11-06 22:39:55,200 INFO L303 stractBuchiCegarLoop]: Interprodecural is true [2023-11-06 22:39:55,201 INFO L304 stractBuchiCegarLoop]: Hoare is false [2023-11-06 22:39:55,201 INFO L305 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2023-11-06 22:39:55,201 INFO L306 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2023-11-06 22:39:55,202 INFO L307 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2023-11-06 22:39:55,202 INFO L308 stractBuchiCegarLoop]: Difference is false [2023-11-06 22:39:55,202 INFO L309 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2023-11-06 22:39:55,202 INFO L313 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2023-11-06 22:39:55,208 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 41 states, 40 states have (on average 1.325) internal successors, (53), 40 states have internal predecessors, (53), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 22:39:55,237 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2023-11-06 22:39:55,238 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2023-11-06 22:39:55,244 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 06.11 10:39:55 BoogieIcfgContainer [2023-11-06 22:39:55,244 INFO L131 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2023-11-06 22:39:55,246 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-06 22:39:55,246 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-06 22:39:55,247 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-06 22:39:55,248 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 10:39:55" (3/4) ... [2023-11-06 22:39:55,250 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-06 22:39:55,252 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-06 22:39:55,255 INFO L158 Benchmark]: Toolchain (without parser) took 1803.33ms. Allocated memory is still 172.0MB. Free memory was 143.2MB in the beginning and 109.9MB in the end (delta: 33.3MB). Peak memory consumption was 30.5MB. Max. memory is 16.1GB. [2023-11-06 22:39:55,256 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 125.8MB. Free memory was 98.7MB in the beginning and 98.7MB in the end (delta: 85.9kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-06 22:39:55,257 INFO L158 Benchmark]: CACSL2BoogieTranslator took 767.25ms. Allocated memory is still 172.0MB. Free memory was 143.2MB in the beginning and 120.1MB in the end (delta: 23.1MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2023-11-06 22:39:55,258 INFO L158 Benchmark]: Boogie Procedure Inliner took 73.98ms. Allocated memory is still 172.0MB. Free memory was 120.1MB in the beginning and 117.1MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-06 22:39:55,260 INFO L158 Benchmark]: Boogie Preprocessor took 114.76ms. Allocated memory is still 172.0MB. Free memory was 117.1MB in the beginning and 140.0MB in the end (delta: -22.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-06 22:39:55,261 INFO L158 Benchmark]: RCFGBuilder took 713.35ms. Allocated memory is still 172.0MB. Free memory was 140.0MB in the beginning and 116.2MB in the end (delta: 23.8MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2023-11-06 22:39:55,262 INFO L158 Benchmark]: BuchiAutomizer took 118.67ms. Allocated memory is still 172.0MB. Free memory was 116.2MB in the beginning and 110.6MB in the end (delta: 5.6MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-11-06 22:39:55,263 INFO L158 Benchmark]: Witness Printer took 6.14ms. Allocated memory is still 172.0MB. Free memory is still 110.6MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-06 22:39:55,280 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33ms. Allocated memory is still 125.8MB. Free memory was 98.7MB in the beginning and 98.7MB in the end (delta: 85.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 767.25ms. Allocated memory is still 172.0MB. Free memory was 143.2MB in the beginning and 120.1MB in the end (delta: 23.1MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 73.98ms. Allocated memory is still 172.0MB. Free memory was 120.1MB in the beginning and 117.1MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 114.76ms. Allocated memory is still 172.0MB. Free memory was 117.1MB in the beginning and 140.0MB in the end (delta: -22.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 713.35ms. Allocated memory is still 172.0MB. Free memory was 140.0MB in the beginning and 116.2MB in the end (delta: 23.8MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. * BuchiAutomizer took 118.67ms. Allocated memory is still 172.0MB. Free memory was 116.2MB in the beginning and 110.6MB in the end (delta: 5.6MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Witness Printer took 6.14ms. Allocated memory is still 172.0MB. Free memory is still 110.6MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Trivial decomposition. There is no loop in your program. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 0.0s and 0 iterations. TraceHistogramMax:0. Analysis of lassos took 0.0s. Construction of modules took 0.0s. Büchi inclusion checks took 0.0s. Highest rank in rank-based complementation 0. Minimization of det autom 0. Minimization of nondet autom 0. Automata minimization No data available. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had -1 states and ocurred in iteration -1. Nontrivial modules had stage [0, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso0 LassoPreprocessingBenchmarks: LassoTerminationAnalysisBenchmarks: not availableLassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 0 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 0 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.0s InitialAbstractionConstructionTime: 0.0s - TerminationAnalysisResult: Termination proven Buchi Automizer proved that your program is terminating RESULT: Ultimate proved your program to be correct! [2023-11-06 22:39:55,314 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b2824e8-027e-4ec4-8c17-1f5c98f2c183/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE